AWS Certified Solutions Architect Associate Exam – Free 20 Questions

AWS Overview

1. You work for a global online digital delivery startup and the site content is stored on U.S.-based AWS regions. When customers from various countries attempt to access your site, they experience significant performance and latency issues. Ideally, the content would be cached locally to offload requests from the origin server. Which AWS service would be used as a CDN to distribute content around the world?

CloudFormation

CloudStream

CloudFront

CloudPush

Question 1 of 20

2. Which AWS service is designed to automatically provision resources that are required to host an application from uploaded code?

Kinesis

Cloud Formation

Elastic Beanstalk

Cloud Former

Question 2 of 20

3. When you are using services like Amazon RDS or Lambda, you don’t get full administrative control of the underlying EC2 instances. However, some services provide full administrative control of the underlying EC2 instances. Which are they? (Choose 2)

Amazon Relational Database Service

Amazon Elastic Map Reduce

Amazon ElastiCache

Amazon DynamoDB

AWS Elastic Beanstalk

Question 3 of 20

S3

4. You work for a health care client who would like to archive patients’ records after 120 days. When needed, the records should be accessible from the archive within 24 hours. What AWS storage service would you recommend?

AWS Storage Gateways

AWS Import/Export

AWS S3 RRS

Amazon Glacier

Question 4 of 20

5. Which of the following statements is true regarding Amazon S3 consistency model? (Choose 2)

S3 supports Eventual consistency for overwrite PUTS and UPDATES.

S3 supports Eventual consistency for overwrite PUTS and DELETES.

S3 supports Read after Write consistency for PUTS of new objects in all regions.

S3 supports Read after write consistency for PUTS of new objects in US regions.

Question 5 of 20

Data Bases in AWS

6. In multi-availability zone deployments, the “primary” database always serves database operations including read and writes. Also in Multi AZ deployments, Amazon RDS automatically provisions and maintains another database in a different availability zone. What is the name of this secondary database?

Secondary Replica

Backup Replica

Standby Replica

ReadOnly Replica

Question 6 of 20

7. You are developing a web based polling system for a media client. Although most of the polling data is accessed frequently and rarely changes, your client discovers that the performance of the system does not meet the requirements. To improve performance, you decide to read frequently accessed data from an in-memory data store using Elasticache. Which of the following in-memory engines can be used with ElastiCache? (Choose 2)

Redis

Maxcached

Reddit

Memcached

Question 7 of 20

IAM

8. You work as an AWS administrator in a software development organization. You currently have two AWS accounts. The first is a production account where live applications are managed. The second is a development account which serves as a sandbox for developers performing integration testing. There are 30 IAM users who belong to the development account group. Three users from the group require access to the live applications in the production account. What is the best approach to provide these three users with access to resources in the production account?

Create individual IAM users in each account. These 3 users must have IAM user credentials in both Production and Development accounts.

Create a role in the Production account and specify the Development account as a trusted entity. Developers can use the role in the AWS Management Console to access the resources in the Production account.

Create a role in the Development account and specify the Production account as a trusted entity. Developers can use the role in the AWS Management Console to access the resources in the Production account.

Create a policy document in the Production account and specify the Development account as a trusted entity. Developers can use the policy document in the AWS Management Console to access the resources in the Production account.

Question 8 of 20

9. Which of the following API actions or calls in AWS STS return temporary security credentials with a default expiration time of one hour? (Choose 3)

GetFederationToken

AssumeRole

AssumeRoleWithSAML

AssumeRoleWithWebIdentity

GetSessionToken

Question 9 of 20

EC2

10. You are working for a medical laboratory that builds innovative genetic testing models for personalized medicine. The laboratory is using Cluster Computing Instances which support large scale network intensive jobs. However, the system requires low latency and high packet-per-second network performance. What network feature would you recommend to meet these requirements?

Amazon Hypervisor

Security Group

Amazon HVM

Placement Group

Question 10 of 20

11. Which of the following statements is true about EBS Volumes?(Choose 2)

Single EBS volume can be attached to multiple EC2 instances.

Single EBS volume can’t be attached to multiple EC2 instances.

Multiple EBS volumes can be attached to a single EC2 instance.

Multiple EBS volumes can’t be attached to a single EC2 instance.

Question 11 of 20

12. Your new gaming application uses an EC2 instance in availability zone “A” with an attached EBS volume. You want to conduct performance testing in availability zone “B” with the same data contained on the EBS volume in zone “A”. How can an EBS volume be migrated from availability zone “A” to zone “B”?

Detach the volume and attach it to another EC2 instance in the Availability Zone B.

Simply create a new volume in the Availability Zone B and specify the original volume as the source.

Create a snapshot of the volume, and create a new volume from the snapshot in the Availability Zone B.

Detach the volume, then use the ec2-migrate-voiume command to move it to Availability Zone B.

Question 12 of 20

VPC

13. One of your clients is a leading eCommerce retailer that uses a fleet of web servers with multiple load balancers. For troubleshooting purposes, your client wants to parse information from the load balancers. This includes the request timestamps, client IP addresses, latencies, request paths, and server responses. Where can this information be obtained?

Metrics from CloudWatch

Access Logs from the web servers

Access Logs from the load balancers

Metrics from CloudTrail

Question 13 of 20

14. You are using an Amazon VPC to deploy four database servers on EC2 instances. Occasionally, these servers require an internet connection to download system and database updates. However, outside connections from the internet to these servers should be prevented. How can this be achieved? (Choose 2)

Launch DB instances in a private subnet

Launch DB instances in a public subnet

Launch a NAT instance in a public subnet and route internet bound traffic to the NAT instance from Private Subnet

Launch a NAT instance in a private subnet and route internet bound traffic to the NAT instance from Private Subnet

Question 14 of 20

15. When launching an instance, you need to specify parameters for configuration purposes. For example, you need to execute shell script and a set of cloud-init directives when the instance is launched. Which feature would be used to accomplish this task?

Startup Script

Launch Configuration

Meta Data

User Data

Question 15 of 20

DNS/Route 53

16. Currently, the zone apex, “awspro.academy” points directly to the web server IP address. The IP address must be changed. Which Route 53 record type can be modified to accomplish this task?

CNAME

A

Alias

SOA

Question 16 of 20

SNS

17. An eCommerce client decided to use SNS for a new order processing system. According to the initial design, SNS sends a notification to the shipping department when an order is received and processed. After receiving the notification, the shipping department packs and ships the order. What is the potential risk involved with this design?

Instead SNS, Use SQS to send notification. SNS is good for publishing messages, but not for notification.

SNS may deliver the same message more than once which may result in shipping the same order more than once.

SNS may publish the same message more than once which may result in charging the same order more than once.

SNS can’t integrate with any other systems apart from S3.

Question 17 of 20

SQS

18. What is the default visibility time for a queue in SQS?

12 hours

30 seconds

1 day

1 hour

Question 18 of 20

SWF

19. You are designing an SWF workflow for a moving company. The workflow includes oversight of packing, shipping, driving, billing, and fleet management. International moves may take between three and six months. What is the longest duration of an SWF workflow execution?

12 Months

30 days

364 days

10 days

Question 19 of 20

Security

20. A developer is attempting to connect to a newly launched EC2 Linux instance via Putty. After connecting to the instance using SSH, the “Connection timed out” error is received. What are the possible causes of this error? (Choose 3)

Check the role attached to EC2 instance

Check the security group rules

Check the private/public keys

Check the route table for the subnet

Check username/password

Check the network access control list

Question 20 of 20

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